diff options
| author | Jean-Marc Valin <jmvalin@jmvalin.ca> | 2016-07-25 00:48:40 +0300 |
|---|---|---|
| committer | Jean-Marc Valin <jmvalin@jmvalin.ca> | 2016-07-25 04:35:24 +0300 |
| commit | 52ded42ad9da32119c86e836ed603fe5c3d29f9f (patch) | |
| tree | 73c75d6b8d852e630d1c1c8c095303e8474fd0bf | |
| parent | 1a37d4e15ccb189373dac9fb7b3d3e028051b121 (diff) | |
More headroom in PLC code
extrapolation_len can be up to 960+120, so we we need a shift of 10
if the values are very large.
| -rw-r--r-- | celt/celt_decoder.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/celt/celt_decoder.c b/celt/celt_decoder.c index 0d9364d8..8a3b3485 100644 --- a/celt/celt_decoder.c +++ b/celt/celt_decoder.c @@ -636,7 +636,7 @@ static void celt_decode_lost(CELTDecoder * OPUS_RESTRICT st, int N, int LM) tmp = ROUND16( buf[DECODE_BUFFER_SIZE-MAX_PERIOD-N+extrapolation_offset+j], SIG_SHIFT); - S1 += SHR32(MULT16_16(tmp, tmp), 9); + S1 += SHR32(MULT16_16(tmp, tmp), 10); } #ifdef FIXED_POINT /* For fixed-point, apply bandwidth expansion until we can guarantee that @@ -680,7 +680,7 @@ static void celt_decode_lost(CELTDecoder * OPUS_RESTRICT st, int N, int LM) for (i=0;i<extrapolation_len;i++) { opus_val16 tmp = ROUND16(buf[DECODE_BUFFER_SIZE-N+i], SIG_SHIFT); - S2 += SHR32(MULT16_16(tmp, tmp), 9); + S2 += SHR32(MULT16_16(tmp, tmp), 10); } /* This checks for an "explosion" in the synthesis. */ #ifdef FIXED_POINT |